Finding Authentic Video Pronunciations...
Scanning thousands of native English clips with synchronized subtitles and exact timestamps.
Pronunciation Guide
Loading video player...
Listen to native speakers pronounce “reversibly” in real conversational contexts with synchronized timestamps and subtitles.
I mean, it couldn't pack in enough lithium, so the energy density of the battery was terrible.Yoshino needed something more lightweight, compact, conductive, and crucially, something that could reversibly accept and release lithium-ions within its structurewithout breaking down. He tested material after material, and every single one failed, until a breakthrough came from within his own company.